Re: [PATCH v4 6/6] Driver: VMBus: Add device tree support

From: kernel test robot
Date: Wed Feb 08 2023 - 03:23:06 EST


Hi Saurabh,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on next-20230207]
[cannot apply to robh/for-next tip/timers/core brgl/gpio/for-next wsa/i2c/for-next linus/master v6.2-rc7 v6.2-rc6 v6.2-rc5 v6.2-rc7]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Saurabh-Sengar/drivers-clocksource-hyper-v-non-ACPI-support-in-hyperv-clock/20230207-155113
patch link: https://lore.kernel.org/r/1675756199-5917-7-git-send-email-ssengar%40linux.microsoft.com
patch subject: [PATCH v4 6/6] Driver: VMBus: Add device tree support
config: i386-randconfig-a015 (https://download.01.org/0day-ci/archive/20230208/202302081621.odizDzHG-lkp@xxxxxxxxx/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/b3cd029f78e9c1f5cd1633e1ffc7c5a09deae98f
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Saurabh-Sengar/drivers-clocksource-hyper-v-non-ACPI-support-in-hyperv-clock/20230207-155113
git checkout b3cd029f78e9c1f5cd1633e1ffc7c5a09deae98f
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hv/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> drivers/hv/vmbus_drv.c:2691:21: warning: attribute declaration must precede definition [-Wignored-attributes]
static const struct __maybe_unused of_device_id vmbus_of_match[] = {
^
include/linux/compiler_attributes.h:355:56: note: expanded from macro '__maybe_unused'
#define __maybe_unused __attribute__((__unused__))
^
include/linux/mod_devicetable.h:268:8: note: previous definition is here
struct of_device_id {
^
1 warning generated.


vim +2691 drivers/hv/vmbus_drv.c

2690
> 2691 static const struct __maybe_unused of_device_id vmbus_of_match[] = {
2692 {
2693 .compatible = "microsoft,vmbus",
2694 },
2695 {
2696 /* sentinel */
2697 },
2698 };
2699 MODULE_DEVICE_TABLE(of, vmbus_of_match);
2700

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests